25896256

素因数分解:

$2^6\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:263

約数の個数: 56

約数和(自身を含む): 53766720

約数和(自身を除く): 27870464

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 71, 82, 139, 142, 164, 278, 284, 328, 556, 568, 656, 1112, 1136, 1312, 2224, 2272, 2624, 2911, 4448, 4544, 5699, 5822, 8896, 9869, 11398, 11644, 19738, 22796, 23288, 39476, 45592, 46576, 78952, 91184, 93152, 157904, 182368, 186304, 315808, 364736, 404629, 631616, 809258, 1618516, 3237032, 6474064, 12948128, 25896256]

約数ペア:

[(1, 25896256), (2, 12948128), (4, 6474064), (8, 3237032), (16, 1618516), (32, 809258), (41, 631616), (64, 404629), (71, 364736), (82, 315808), (139, 186304), (142, 182368), (164, 157904), (278, 93152), (284, 91184), (328, 78952), (556, 46576), (568, 45592), (656, 39476), (1112, 23288), (1136, 22796), (1312, 19738), (2224, 11644), (2272, 11398), (2624, 9869), (2911, 8896), (4448, 5822), (4544, 5699)]